Samsung YP-P10 User Manual Page 469

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MMC/SD/SDIO CONTROLLER S3C2440A RISC MICROPROCESSOR
19-6
SDI Command Status Register (SDICmdSta)
Register Address R/W Description Reset Value
SDICmdSta 0x5A000010 R/(C) SDI command status register 0x0
SDICmdSta Bit Description Initial Value
Reserved [31:13]
Response CRC
Fail(RspCrc)
[12]
R/C
CRC check failed when command response received. This flag is
cleared by setting to one this bit.
0 = Not detect, 1 = CRC fail
0
Command Sent
(CmdSent)
[11]
R/C
Command sent(not concerned with response). This flag is
cleared by setting to one this bit.
0 = Not detect, 1 = Command end
0
Command Time Out
(CmdTout)
[10]
R/C
Command response timeout (64CLK). This flag is cleared by
setting to one this bit.
0 = Not detect, 1 = Timeout
0
Response Receive
End (RspFin)
[9]
R/C
Command response received. This flag is cleared by setting to
one this bit.
0 = Not detect, 1 = Response end
0
CMD line progress
On (CmdOn)
[8] Command transfer in progress
0 = Not detect, 1 = In progress
0
RspIndex [7:0] Response index 6-bit with start 2-bit (8-bit) 0x00
SDI Response Register 0 (SDIRSP0)
Register Address R/W Description Reset Value
SDIRSP0 0x5A000014 R SDI response register 0 0x0
SDIRSP0 Bit Description Initial Value
Response0 [31:0] Card status[31:0](short), card status[127:96](long) 0x00000000
SDI Response Register 1 (SDIRSP1)
Register Address R/W Description Reset Value
SDIRSP1 0x5A000018 R SDI response register 1 0x0
SDIRSP1 Bit Description Initial Value
RCRC7 [31:24] CRC7(with end bit, short), card status[95:88](long) 0x00
Response1 [23:0] unused(short), card status[87:64](long) 0x000000
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